Show HN Daily Selection (2025-07-18)07/18/2025
Developer Tools
Productivity
Education
Consumer Tech
Entertainment
Research
Audio
Design
- Easy alternative to giflib – header-only decoder in C
- FavBox is a local-firs browser extension for bookmark management
- Object database for LLMs that persists across chats (MCP server)
- I built a cute focus timer where you can grow an infinite garden
- Claude‑CMD – A CLI for managing Claude Code commands and workflows
- I Wrote a 680-Page Interactive Book on Data Structures and Algorithms
- Detailed explanation and guide to understanding gene editing treatments
- I built a 2B-page search engine, independent of Google/Bing
- Conductor, a Mac app that lets you run a bunch of Claude Codes at once
- LangWhich – a 30‑second daily challenge to recognize languages
- WordPress Without PHP – Build Apps and CLI Tools in TypeScript
- Cobble – A hard daily word game
- kiln – Git-native, decentralized secret management using age
- Needle – An Explorable Map of the News
- templUI Pro – A minimal UI kit for Go and templ apps
- Sapphire – Unleashing GPT-2-mini into emergence
- InstaPodz – I made this to turn my boring commute into learning session
- Rqmts – Prioritize Requirements
- Convert text/image to 3D model in seconds,No Login Required
- Made Wheel of Names Without Registration
- Visualize Wikipedia link graph, opensourced
- Quick Info on Cursor – Hoverless Tooltips for Keyboard-Only Coding
Show HN Daily Selection (2025-07-17)07/17/2025
Education
Developer Tools
Image
Entertainment
Productivity
Consumer Tech
Text
Life Assistant
- A 'Choose Your Own Adventure' written in Emacs Org Mode
- Improving search ranking with chess Elo scores
- An MCP server that gives LLMs temporal awareness and time calculation
- DataRamen, a Fast SQL Explorer with Automatic Joins and Data Navigation
- Clippy – a better pbcopy for macOS that handles files properly
- Achieves Perfect 100 Score Across 6 Leading AI Model Evaluations
- Display Photos on a World Map
- GitGuard - Painless GitHub PR Automations
- Fast word game to test your vocab and speed
- Git Blame Made Interactive – Ask Your Git Repo Who Did What and When
- Infinite Canvas for Notes
- I Made a Simple Tool to Get English IPA Pronunciation Fast
- HN v0.2.1 – Native macOS app for reading HN
- Hot Take Generator – Turn your thoughts into hot takes
- I built a dream interpreter in JavaScript, no AI, no server, just logic
- Tlsinfo.me – check your JA3/JA4 TLS fingerprints
- Created a Chrome extension to practice typing on any website
Show HN Daily Selection (2025-07-16)07/16/2025
Consumer Tech
Developer Tools
Finance
Design
Education
Entertainment
Productivity
Audio
Life Assistant
- Shoggoth Mini – A soft tentacle robot powered by GPT-4o and RL
- Beyond Z²+C, Plot Any Fractal
- We made our own inference engine for Apple Silicon
- The Card Caddie, free tool to optimize credit card points
- Encode Base64
- Pagy 2.0, a free drag-and-drop website builder
- Mochi Invaders – Like Space Invaders but for Practicing Japanese Kana
- BotBudget – AI Agent Cost Calculator
- RooAGI's Roo-VectorDB: A New PostgreSQL Extension for Vector Search
- Minesweeper game I built to be real-time Multiplayer
- RAGsplain – What does your RAG model see before it answers?
- I bulit Kanba, open source alternative to Trello, self-hostable PM tool
- Compare Speech APIs Live (OpenAI, Google, Deepgram, Soniox, etc.)
- Weekday clock, a clock for people who dont work or go to school
- LockIn – Track and visualize wasted time on iPhone
- Local Lens – MCP that captures logs and network reqs for debugging
- Phasers – emergent AI identity project using GPT-2 and memory shadows
Show HN Daily Selection (2025-07-15)07/15/2025
Entertainment
Developer Tools
Text
Business
Image
- The HTML Maze – Escape an eerie labyrinth built with HTML pages
- Forge – Connect multiple AI models through a single API
- Refine – A Local Alternative to Grammarly
- Assholes who care. Vetting gofundme campaigns in Uganda Africa
- Google Maps can't map a story – MapScroll does, from one prompt
- Portia – A stateful Crew AI alternative, with auth and 1000 tools
- Native Zero-JDK
- Goliteql – A fast GraphQL executor and code generator in Go
- PlutoFilter- A single-header, zero-allocation image filter library in C
- I wrote backend editor that adds AI agents and database to Lovable UIs
- TechBro Generator – Generate Satirical TechBro Posts
Show HN Daily Selection (2025-07-14)07/14/2025
Developer Tools
Education
Life Assistant
Productivity
Consumer Tech
Entertainment
Design
Audio
ChatBots
- A Raycast-compatible launcher for Linux
- Learn LLMs LeetCode Style
- A Lisp for code generation and metaprogramming in non-Lisp languages
- A Browser-Only Dream Interpreter Using Symbol Logic and JavaScript
- I built this to talk Danish to my girlfriend – works with any language
- Type-safe PostgreSQL helpers for Kysely – arrays, JSONB, and vector ops
- c0admin – A terminal-based AI assistant for Linux sysadmins
- I made a free tool to sync Strava activities with your calendar
- CMS-like editing for Markdown with contenteditable and 100 lines of JS
- The simplest way to use MCP. local-first. 100% open source
- An open-source, Android app for discovering privacy-respecting software
- Clu3 – Team up with GPTs in a 2v2 game of codenames
- HNping 'remind me later' for HN via web push
- I added Game of Life to my Portfolio Website and it's so cool
- Sohri – Turn short stories into binge-able audio episodes
- We developed an AI tool to diagnose car problems
- I built an LLM chat app because we shouldn't need 10 AI subscriptions
- Magnetar, a high-perf BitTorrent parsing and manipulation library
- 0xDEAD//Type – A Fast-Paced Typing Shooter with Retro Vibes
- FluidAudio – Swift Speaker Diarization on CoreML
Show HN Daily Selection (2025-07-13)07/13/2025
Design
Developer Tools
Education
Business
Health
ChatBots
- DesignArena – crowdsourced benchmark for AI-generated UI/UX
- BinaryRPC – Lightweight WebSocket-based RPC framework in modern C++
- An educational Local Qwen3 LLM Inference project written in Rust
- Train Block Diffusion Models on Consumer Hardware (RTX 4090) in Hours
- Microsoft official MCP for documentation and more
- Reviving a 20 year old OS X App
- Manage your small business with this simple ERP
- Transition – AI Triathlon Coach
- VibeKin – Gated Discord Tribes via Personality Matching
Show HN Daily Selection (2025-07-12)07/12/2025
Developer Tools
Productivity
Finance
Entertainment
- RULER – Easily apply RL to any agent
- Vibe Kanban – Kanban board to manage your AI coding agents
- An Improvisational Web Server
- Director – Local first, open source MCP Gateway
- NodeLoop – Hub for electronics design knowledge and tools
- TUI personal monthly budget planner
- AI Movie Finder – I created a way to find movies by describing
- Code is all you need – Sherlog MCP
Show HN Daily Selection (2025-07-11)07/11/2025
Consumer Tech
Productivity
Developer Tools
Image
Health
Design
Marketing
Education
Business
Inspiration
- Open source alternative to Perplexity Comet
- Cactus – Ollama for Smartphones
- Typeform was too expensive so I built my own forms
- asyncmcp – Run MCP over async transport via AWS SNS+SQS
- Pangolin – Open source alternative to Cloudflare Tunnels
- I built a playground to showcase what Flux Kontext is good at
- Endorphin AI–Run browser E2E tests from plain English with QA AI agent
- Ten years of running every day, visualized
- I rebuilt few years old project and now it covers my expenses
- I Built an AI Agent Ecosystem That Optimises Your Google Ads for You
- I built an app to turn my kids' questions into podcasts
- I made a tool to make LinkedIn posting feel less like a chore
- Still coding in VC++ 6.0 after losing everything, living in a trailer
- NotebookLM Web Importer
Show HN Daily Selection (2025-07-10)07/10/2025
Consumer Tech
Education
Audio
Developer Tools
Productivity
Life Assistant
Design
- FlopperZiro – A DIY open-source Flipper Zero clone
- MCP server for searching and downloading documents from Anna's Archive
- Petrichor – a free, open-source, offline music player for macOS
- I rewrote an outdated React Native map clustering library
- Pyhoff – Connect Python ML Models to Beckhoff/WAGO IO Hardware
- Todo2 – AI Project Manager Inside Cursor
- Stravu – Editable, multi-player AI notebooks with text, tables, diagram
- Snub – A fast, lightweight file search CLI for Windows (written in C)
- Multi-session Claude Code manager with async workflow
- Piplo helps you stay in touch with the people who matter
- A Truth Table Generator Written in Common Lisp
- Cool Symbols
- I built "Schnippi", my dream screenshot Chrome extension
Show HN Daily Selection (2025-07-09)07/09/2025
Entertainment
Productivity
Audio
Business
Developer Tools
Image
Health
- OffChess – Offline chess puzzles app
- A rain Pomodoro with brown noise, ASMR, and Middle Eastern music
- Jukebox – Free, Open Source Group Playlist with Fair Queueing
- I built a tool to solve window management
- Sumble – knowledge graph for GTM data – query tech stack, key projects
- Track the AI-generated code in your repo
- Dashboard tracking all GitHub PRs and analyzing Code Agent activity
- ModelFetch – Deploy MCP servers anywhere TypeScript/JavaScript runs
- PulseTimer – A clean, customizable work/break timer you can self-host
- Free Unlimited Photo Enhancer, Background Remover, AI Image Gen, etc.
- The Ordeal Visualizer
- Trying to eat better? I built a nutrional assistant
- HireIndex – A Searchable Directory for Who Wants to Be Hired on HN
- I built a single API to post on all social platforms
- Gore – A Doom Engine Port in Go
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